package com.juyu.miliao.common.util;

import java.util.Random;

public class NumberTool {

    //生成带随机数唯一的时间戳
    public static String randomInstant(long timestamp){
        //生成随机数
        Random rand = new Random();
        int randNum =rand.nextInt(9000)+ 1000;
        return timestamp+""+randNum;
    }
}
